diff --git a/longs/admin.py b/longs/admin.py
index d64ddd3e..3a8e6492 100755
--- a/longs/admin.py
+++ b/longs/admin.py
@@ -52,6 +52,7 @@ class LongAdminForm(ModelForm):
             "model_differential_diagnosis",
             "model_management",
             "author",
+            "sorted_series",
         ]
 
         widgets = {